The residue in the crucible was treated ultrasonically with 1 mol·L-1 HNO3 or 1 mol·L-1 HCl,and transferred to a 100 mL volumetric flask, wash the crucible and diluted to 100 mL with deionized water.
The content of Chlorine of ITO precursors washed by the sequential wash method was 47 μL/L,and the content of Chlorine of ITO powders obtained was 41 μg/g.
The remain activity was above 90% after the immobilized enzyme was repeatly used 10 times under the condition of using pH4.0 0.2 mol/L acetic acid buffer to wash immobilized enzyme for 10 minutes after reaction.
The distribution coefficient of ~(95)Zr andretentive percentages of ~(95)Zr in organic phase after scrubbing by 0.01 mol/1 HNO_3and 5% Na_2 CO_3 solution are determined.
The extraction b ehavior of the fission products in simulated highlevel liquid waste is determi ned on miniature countercurrent centrifugal contactor cascade (6 stages for extr action, 2 stages for scrubbing, 6 stages for stripping, AF∶AX∶AS=1∶1.5∶0.5 ;BF∶BX=1∶1).
Having been washed withnitric acid, the AMP precipitate change a part of them from (NH_4)_3PO_4·12MoO_3·nH_2O to (NH_4)_2HPO_4·12MoO_3·nH_20 in composition.
the optimal conditions of extraction is that the concentration of Ca(OH)2 solution is 10 g/L,the mass ratio of Ca(OH)2 solution to powered orange peel is 15∶1,pH11.4,ultrasonic power 180 W,treatment time 30 min,a little Na2SO3 is added to the extract solution before filtration and the dreg should be washed one time;
The inclusion body washed with 2% deoxycholic acid sodium salt and dissolved with 0.5% N-lauroyl sarcosine sodium was recovered by the way of dialysis,then the protein was purified with Glutathione Sepharose TM~(4B) and its purity was above 85%.
Dynamic studies of biosorbents prepared from a microbial biomass showed that neomycin industrial waste products are highly efficient in treating galvanic washing water.
After addition of dithionite, inducing reduction and consequent decomposition of the inhibitor, and subsequent removal of dithionite by washing, the functional activity of PS-2 was completely restored.
The membranes with the hydrophilic surface are less susceptible to fouling than hydrophobic membranes, while the ability to recover the performance upon washing is higher for the membranes with a chemically neutral surface than for charged membranes.
The analysis of microstructure and polymerization degree showed that acid wash altered the cellulose morphology and decreased the polymerization degree significantly.
According to the GC-MS analysis of bio-oil, high-concentration acid wash restrained the formation of levoglucosan by catalyzing dehydration process and cross linking reaction.
Depending on whether the matrices of the samples are still gaseous or condensable at 195 K and ambient pressure, a scrubbing technique may be used or condensation in the presence of a suitable solvent with subsequent evaporation of the matrix.
In this investigation other treatments, including pumice scrubbing, chemical etching and brush scrubbing methods, were employed in order to obtain strong bonding.
Suspensions of washed cells of strain LPM-4 degraded EDTA complexes with Ba2+, Mg2+, Ca2+, and Mn2+ at constant rates ( 0.310 ± 0.486 mmol EDTA/(g h)) and Zn-EDTA at an initial rate of 0.137 ± 0.016 mmol EDTA/(g h).
Antibody CRC54 stimulated aggregation of washed platelets not only in the presence of fibrinogen, the main GP IIb-IIIa ligand, but also in the presence of von Willebrand factor (vWF).
The method of small perturbations is used to find an analytical solution for flow in the vicinity of the apex of a blunted corner, washed by a supersonic stream of perfect radiating gas, without accounting for reabsorption.
洗涤
washing
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